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Defensive Resource

Mobile Spyware Incident Response Checklist

Fourteen steps, in order, for suspected mobile spyware. Print it, or use the browser's print-to-PDF to keep an offline copy. No email address is required to read it.

Analytical AssessmentLast reviewed: 2026-08-31By Daniel Voss, Lead Threat Researcher
Professional Spy Phones — Zero-Click Spyware for authorized investigative and cyber intelligence operations

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  1. 01

    Device isolation

    Remove corporate connectivity and stop using the device for authentication. Consider airplane mode if collection is suspected to be active.

  2. 02

    Evidence preservation

    For high-value cases, preserve before altering. Record device state, installed apps, profiles and permission grants.

  3. 03

    Identity review

    Pull sign-in, MFA and token-issuance telemetry for the suspected exposure window.

  4. 04

    Credential reset from trusted endpoint

    Reset from a separate known-clean device, starting with email and the identity provider.

  5. 05

    MFA assessment

    Audit enrolled methods, remove unknown enrolments, migrate away from SMS.

  6. 06

    Email session review

    Revoke sessions, inspect forwarding rules, delegates and inbox rules.

  7. 07

    Cloud session review

    Revoke refresh tokens, review OAuth grants and admin-console activity.

  8. 08

    Banking review

    Notify institutions, enable alerts, review recent transactions and payee changes.

  9. 09

    Crypto review

    Treat recovery phrases as exposed, move funds from a clean device, revoke approvals and API keys.

  10. 10

    Mobile forensic escalation

    Engage specialist support for executives, officials, journalists and legal-sensitive cases.

  11. 11

    MDM review

    Verify compliance state, enrolment, configuration profiles and installed managed apps.

  12. 12

    MTD review

    Check app reputation findings, risky configuration alerts and network-attack detections.

  13. 13

    Network review

    Hunt rare-domain resolution and regular beaconing predating the report.

  14. 14

    Post-incident monitoring

    Monitor identity and network telemetry for a defined period after recovery.

Scope

This checklist is defensive only. It contains no offensive procedures, no instructions for accessing devices without authorization and no exploitation guidance.

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Evidence Classification Legend

Observed
Directly observed in independent analysis or testing.
Confirmed
Independently verified by multiple sources with technical evidence.
Reported
Reported by credible security researchers but not fully independently verified.
Advertised / Claimed
Claimed by the seller or operator; not independently verified.
Unconfirmed
Cannot be confirmed or denied based on available public evidence.
Analytical Assessment
Analytical conclusion based on reasoning from available evidence.
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